more than 300 world leaders attended the ceremony, including vice president joe biden. >>> tomorrow's the first day of spring, but you wouldn't know it by the looks of things in the northeast. 14 inches of snow in the forecast for parts of new england, prompting school closures from massachusetts to maine. and check out this incredible ireport video from pearl, mississippi. yeah, those are golf ball-sized hail, covering the ground there yesterday, denting this guy's car and shattering his windshield. >>> now let's head to new orleans and the case of the missing schoolteacher. near three weeks after carolyn monett walked out of a bar and vanished, the mystery deepens. police tell cnn they've scoured nearby surveillance cameras and even take a look at the traffic lights. cnn's nick valencia is in new orleans. did they manage to find any clue, though? >> not yet, carol. good morning. we're at bayou st. john, and this is where investigators will resume their search this morning. right now divers are getting their equipment ready. but i want to share with you a new development and cnn lear